parent
3a4a3781e0
commit
716c8fa5e1
@ -1 +1 @@
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Subproject commit 051140175db16b38acee882cfca714b4a1000a41
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Subproject commit bf2d6acba03a81e07371fc169d26744992455571
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@ -1,348 +1,354 @@
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#include "qvm_inspector.h"
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qvm_inspector::qvm_inspector( QWidget *parent ) : QMainWindow( parent ), file_header( nullptr ), g_vm_ctx( nullptr )
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{
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ui.setupUi( this );
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ui.virt_instrs->setColumnWidth( 0, 125 );
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ui.virt_instrs->setColumnWidth( 1, 150 );
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ui.virt_instrs->setColumnWidth( 2, 190 );
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ui.virt_instrs->setColumnWidth( 3, 200 );
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ui.virtual_machine_enters->setColumnWidth( 0, 180 );
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connect( ui.action_open, &QAction::triggered, this, &qvm_inspector::on_open );
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connect( ui.action_close, &QAction::triggered, this, &qvm_inspector::on_close );
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qvm_inspector::qvm_inspector(QWidget *parent)
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: QMainWindow(parent), file_header(nullptr), g_vm_ctx(nullptr) {
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ui.setupUi(this);
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ui.virt_instrs->setColumnWidth(0, 125);
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ui.virt_instrs->setColumnWidth(1, 150);
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ui.virt_instrs->setColumnWidth(2, 190);
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ui.virt_instrs->setColumnWidth(3, 200);
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ui.virtual_machine_enters->setColumnWidth(0, 180);
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connect(ui.action_open, &QAction::triggered, this, &qvm_inspector::on_open);
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connect(ui.action_close, &QAction::triggered, this, &qvm_inspector::on_close);
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}
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void qvm_inspector::on_close()
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{
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exit( 0 );
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}
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void qvm_inspector::on_close() { exit(0); }
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void qvm_inspector::on_open()
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{
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if ( file_header )
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free( file_header );
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void qvm_inspector::on_open() {
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if (file_header) free(file_header);
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file_header = nullptr;
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img_base = 0u, module_base = 0u;
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file_header = nullptr;
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img_base = 0u, module_base = 0u;
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auto file_path = QFileDialog::getOpenFileName(
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this, tr( "open vmp2 file" ), std::filesystem::current_path().string().c_str(), tr( "vmp2 file (*.vmp2)" ) );
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auto file_path = QFileDialog::getOpenFileName(
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this, tr("open vmp2 file"),
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std::filesystem::current_path().string().c_str(),
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tr("vmp2 file (*.vmp2)"));
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if ( file_path.isEmpty() )
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{
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dbg_msg( "invalid vmp2 file... no file selected..." );
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return;
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}
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if (file_path.isEmpty()) {
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dbg_msg("invalid vmp2 file... no file selected...");
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return;
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}
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if ( !std::filesystem::exists( file_path.toStdString() ) )
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{
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dbg_msg( "vmp2 file does not exist..." );
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return;
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}
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if (!std::filesystem::exists(file_path.toStdString())) {
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dbg_msg("vmp2 file does not exist...");
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return;
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}
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const auto file_size = std::filesystem::file_size( file_path.toStdString() );
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const auto file_size = std::filesystem::file_size(file_path.toStdString());
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if ( !file_size )
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{
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dbg_msg( "invalid vmp2 file size..." );
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return;
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}
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if (!file_size) {
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dbg_msg("invalid vmp2 file size...");
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return;
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}
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QFile open_file( file_path );
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file_header = reinterpret_cast< vmp2::v4::file_header * >( malloc( file_size ) );
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QFile open_file(file_path);
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file_header = reinterpret_cast<vmp2::v4::file_header *>(malloc(file_size));
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if ( !open_file.open( QIODevice::ReadOnly ) )
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{
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dbg_msg( "failed to open vmp2 file..." );
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return;
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}
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if (!open_file.open(QIODevice::ReadOnly)) {
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dbg_msg("failed to open vmp2 file...");
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return;
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}
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memcpy( file_header, open_file.readAll().data(), file_size );
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memcpy(file_header, open_file.readAll().data(), file_size);
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if ( !init_data() )
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{
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dbg_msg( "failed to init vmp2 file data..." );
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return;
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}
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if (!init_data()) {
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dbg_msg("failed to init vmp2 file data...");
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return;
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}
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}
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void qvm_inspector::dbg_print( QString dbg_output )
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{
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ui.dbg_output_window->appendPlainText( dbg_output );
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void qvm_inspector::dbg_print(QString dbg_output) {
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ui.dbg_output_window->appendPlainText(dbg_output);
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}
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void qvm_inspector::dbg_msg( QString dbg_output )
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{
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QMessageBox msg_box;
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msg_box.setText( dbg_output );
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msg_box.exec();
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dbg_print( dbg_output );
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void qvm_inspector::dbg_msg(QString dbg_output) {
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QMessageBox msg_box;
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msg_box.setText(dbg_output);
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msg_box.exec();
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dbg_print(dbg_output);
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}
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bool qvm_inspector::init_data()
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{
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if ( file_header->magic != VMP_MAGIC )
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{
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dbg_msg( "invalid magic bytes for vmp2 file..." );
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bool qvm_inspector::init_data() {
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if (file_header->magic != VMP_MAGIC) {
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dbg_msg("invalid magic bytes for vmp2 file...");
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return false;
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}
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return false;
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}
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dbg_print( "valid magic bytes for vmp2 file..." );
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dbg_print("valid magic bytes for vmp2 file...");
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if ( file_header->version != vmp2::version_t::v4 )
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{
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dbg_msg( "invalid vmp2 file version... "
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"this vminspector is compiled for version 4...\n" );
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if (file_header->version != vmp2::version_t::v4) {
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dbg_msg(
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"invalid vmp2 file version... "
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"this vminspector is compiled for version 4...\n");
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return false;
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}
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return false;
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}
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img_base = file_header->image_base;
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img_size = file_header->module_size;
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module_base = reinterpret_cast< std::uintptr_t >( file_header ) + file_header->module_offset;
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img_base = file_header->image_base;
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img_size = file_header->module_size;
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module_base = reinterpret_cast<std::uintptr_t>(file_header) +
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file_header->module_offset;
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if ( !serialize_vmp2( virt_rtns ) )
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{
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dbg_msg( "failed to serialize vmp2 file format...\n" );
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return false;
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}
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if (!serialize_vmp2(virt_rtns)) {
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dbg_msg("failed to serialize vmp2 file format...\n");
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return false;
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}
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update_ui();
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return true;
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update_ui();
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return true;
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}
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void qvm_inspector::update_ui()
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{
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ui.virtual_machine_enters->clear();
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for ( auto &[ rtn_rva, rtn_blks ] : virt_rtns )
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{
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auto new_item = new QTreeWidgetItem();
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new_item->setText( 0, QString( "rtn_%1" ).arg( rtn_rva + file_header->image_base, 0, 16 ) );
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new_item->setText( 1, QString( "%1" ).arg( rtn_rva + file_header->image_base, 0, 16 ) );
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new_item->setText( 2, QString( "%1" ).arg( rtn_blks.size() ) );
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new_item->setData( 0, Qt::UserRole, QVariant( rtn_rva ) );
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std::for_each( rtn_blks.begin(), rtn_blks.end(), [ & ]( vm::instrs::code_block_t &code_blk ) {
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auto new_child = new QTreeWidgetItem();
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new_child->setText( 0, QString( "blk_%1" ).arg( code_blk.vip_begin, 0, 16 ) );
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new_child->setText( 1, QString( "%1" ).arg( code_blk.vip_begin, 0, 16 ) );
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new_child->setText( 2, QString( "%1" ).arg( code_blk.vinstrs.size() ) );
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new_item->addChild( new_child );
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} );
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ui.virtual_machine_enters->addTopLevelItem( new_item );
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}
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void qvm_inspector::update_ui() {
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ui.virtual_machine_enters->clear();
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for (auto &[rtn_rva, rtn_blks] : virt_rtns) {
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auto new_item = new QTreeWidgetItem();
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new_item->setText(
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0, QString("rtn_%1").arg(rtn_rva + file_header->image_base, 0, 16));
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new_item->setText(
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1, QString("%1").arg(rtn_rva + file_header->image_base, 0, 16));
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new_item->setText(2, QString("%1").arg(rtn_blks.size()));
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new_item->setData(0, Qt::UserRole, QVariant(rtn_rva));
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std::for_each(
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rtn_blks.begin(), rtn_blks.end(),
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[&](vm::instrs::code_block_t &code_blk) {
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auto new_child = new QTreeWidgetItem();
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new_child->setText(0,
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QString("blk_%1").arg(code_blk.vip_begin, 0, 16));
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new_child->setText(1, QString("%1").arg(code_blk.vip_begin, 0, 16));
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new_child->setText(2, QString("%1").arg(code_blk.vinstrs.size()));
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new_item->addChild(new_child);
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});
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ui.virtual_machine_enters->addTopLevelItem(new_item);
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}
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}
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bool qvm_inspector::serialize_vmp2( std::vector< rtn_data_t > &virt_rtns )
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{
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if ( file_header->version != vmp2::version_t::v4 )
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{
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std::printf( "[!] invalid vmp2 file version... this build uses v3...\n" );
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return false;
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bool qvm_inspector::serialize_vmp2(std::vector<rtn_data_t> &virt_rtns) {
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if (file_header->version != vmp2::version_t::v4) {
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std::printf("[!] invalid vmp2 file version... this build uses v3...\n");
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return false;
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}
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auto first_rtn = reinterpret_cast<vmp2::v4::rtn_t *>(
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reinterpret_cast<std::uintptr_t>(file_header) + file_header->rtn_offset);
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for (auto [rtn_block, rtn_idx] = std::pair{first_rtn, 0ull};
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rtn_idx < file_header->rtn_count;
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++rtn_idx, rtn_block = reinterpret_cast<vmp2::v4::rtn_t *>(
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reinterpret_cast<std::uintptr_t>(rtn_block) +
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rtn_block->size)) {
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virt_rtns.push_back({rtn_block->vm_enter_offset, {}});
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for (auto [code_block, block_idx] =
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std::pair{&rtn_block->code_blocks[0], 0ull};
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block_idx < rtn_block->code_block_count;
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++block_idx, code_block = reinterpret_cast<vmp2::v4::code_block_t *>(
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reinterpret_cast<std::uintptr_t>(code_block) +
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code_block->next_block_offset)) {
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auto block_vinstrs = reinterpret_cast<vm::instrs::virt_instr_t *>(
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reinterpret_cast<std::uintptr_t>(code_block) +
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sizeof(vmp2::v4::code_block_t) + (code_block->num_block_addrs * 8));
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vm::instrs::code_block_t _code_block{code_block->vip_begin};
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_code_block.jcc.has_jcc = code_block->has_jcc;
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_code_block.jcc.type = code_block->jcc_type;
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for (auto idx = 0u; idx < code_block->num_block_addrs; ++idx)
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_code_block.jcc.block_addr.push_back(code_block->branch_addr[idx]);
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for (auto idx = 0u; idx < code_block->vinstr_count; ++idx)
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_code_block.vinstrs.push_back(block_vinstrs[idx]);
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virt_rtns.back().rtn_blks.push_back(_code_block);
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}
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}
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auto first_rtn = reinterpret_cast< vmp2::v4::rtn_t * >( reinterpret_cast< std::uintptr_t >( file_header ) +
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file_header->rtn_offset );
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for ( auto [ rtn_block, rtn_idx ] = std::pair{ first_rtn, 0ull }; rtn_idx < file_header->rtn_count;
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++rtn_idx, rtn_block = reinterpret_cast< vmp2::v4::rtn_t * >(
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reinterpret_cast< std::uintptr_t >( rtn_block ) + rtn_block->size ) )
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{
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virt_rtns.push_back( { rtn_block->vm_enter_offset, {} } );
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for ( auto [ code_block, block_idx ] = std::pair{ &rtn_block->code_blocks[ 0 ], 0ull };
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block_idx < rtn_block->code_block_count;
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++block_idx, code_block = reinterpret_cast< vmp2::v4::code_block_t * >(
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reinterpret_cast< std::uintptr_t >( code_block ) + code_block->next_block_offset ) )
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{
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auto block_vinstrs = reinterpret_cast< vm::instrs::virt_instr_t * >(
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reinterpret_cast< std::uintptr_t >( code_block ) + sizeof vmp2::v4::code_block_t +
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( code_block->num_block_addrs * 8 ) );
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vm::instrs::code_block_t _code_block{ code_block->vip_begin };
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_code_block.jcc.has_jcc = code_block->has_jcc;
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_code_block.jcc.type = code_block->jcc_type;
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for ( auto idx = 0u; idx < code_block->num_block_addrs; ++idx )
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_code_block.jcc.block_addr.push_back( code_block->branch_addr[ idx ] );
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for ( auto idx = 0u; idx < code_block->vinstr_count; ++idx )
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_code_block.vinstrs.push_back( block_vinstrs[ idx ] );
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virt_rtns.back().rtn_blks.push_back( _code_block );
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}
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}
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return true;
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return true;
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}
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void qvm_inspector::update_virtual_instructions( std::uintptr_t rtn_addr, std::uintptr_t blk_addr,
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QTreeWidgetItem *parent )
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{
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auto _rtn = std::find_if( virt_rtns.begin(), virt_rtns.end(),
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[ & ]( rtn_data_t &rtn ) -> bool { return rtn.rtn_rva == rtn_addr; } );
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if ( _rtn == virt_rtns.end() )
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return;
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auto code_blk = blk_addr ? std::find_if( _rtn->rtn_blks.begin(), _rtn->rtn_blks.end(),
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[ & ]( const vm::instrs::code_block_t &code_block ) -> bool {
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return code_block.vip_begin == blk_addr;
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} )
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: _rtn->rtn_blks.begin();
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if ( code_blk == _rtn->rtn_blks.end() )
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return;
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if ( std::find( code_block_addrs.begin(), code_block_addrs.end(), code_blk->vip_begin ) != code_block_addrs.end() )
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return;
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code_block_addrs.push_back( code_blk->vip_begin );
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for ( auto &vinstr : code_blk->vinstrs )
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{
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const auto profile = vm::handler::get_profile( vinstr.mnemonic_t );
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auto virt_instr_entry = new QTreeWidgetItem();
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// virtual instruction image base'ed rva... (column 1)...
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virt_instr_entry->setText(
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0, QString( "0x%1" ).arg( QString::number(
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( vinstr.trace_data.vip - file_header->module_base ) + file_header->image_base, 16 ) ) );
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// virtual instruction operand bytes... (column 2)...
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QString operand_bytes;
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operand_bytes.append( QString( "%1" ).arg( vinstr.opcode, 0, 16 ) );
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// if virt instruction has an imm... grab its bytes...
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if ( vinstr.operand.has_imm )
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{
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operand_bytes.append( " - " );
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for ( auto _idx = 0u; _idx < vinstr.operand.imm.imm_size / 8; ++_idx )
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operand_bytes.append( QString( "%1 " ).arg(
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reinterpret_cast< const std::uint8_t * >( &vinstr.operand.imm.u )[ _idx ], 0, 16 ) );
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}
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void qvm_inspector::update_virtual_instructions(std::uintptr_t rtn_addr,
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std::uintptr_t blk_addr,
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QTreeWidgetItem *parent) {
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auto _rtn = std::find_if(
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virt_rtns.begin(), virt_rtns.end(),
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[&](rtn_data_t &rtn) -> bool { return rtn.rtn_rva == rtn_addr; });
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if (_rtn == virt_rtns.end()) return;
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auto code_blk =
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blk_addr ? std::find_if(
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_rtn->rtn_blks.begin(), _rtn->rtn_blks.end(),
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[&](const vm::instrs::code_block_t &code_block) -> bool {
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return code_block.vip_begin == blk_addr;
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})
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: _rtn->rtn_blks.begin();
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if (code_blk == _rtn->rtn_blks.end()) return;
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if (std::find(code_block_addrs.begin(), code_block_addrs.end(),
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code_blk->vip_begin) != code_block_addrs.end())
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return;
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code_block_addrs.push_back(code_blk->vip_begin);
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for (auto &vinstr : code_blk->vinstrs) {
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const auto profile = vm::handler::get_profile(vinstr.mnemonic_t);
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auto virt_instr_entry = new QTreeWidgetItem();
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// virtual instruction image base'ed rva... (column 1)...
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virt_instr_entry->setText(
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0, QString("0x%1").arg(QString::number(
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(vinstr.trace_data.vip - file_header->module_base) +
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file_header->image_base,
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16)));
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// virtual instruction operand bytes... (column 2)...
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QString operand_bytes;
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operand_bytes.append(QString("%1").arg(vinstr.opcode, 0, 16));
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|
||||
// if virt instruction has an imm... grab its bytes...
|
||||
if (vinstr.operand.has_imm) {
|
||||
operand_bytes.append(" - ");
|
||||
for (auto _idx = 0u; _idx < vinstr.operand.imm.imm_size / 8; ++_idx)
|
||||
operand_bytes.append(QString("%1 ").arg(
|
||||
reinterpret_cast<const std::uint8_t *>(&vinstr.operand.imm.u)[_idx],
|
||||
0, 16));
|
||||
}
|
||||
|
||||
virt_instr_entry->setText( 1, operand_bytes );
|
||||
|
||||
// virtual instruction string, includes imm... (colume 3)...
|
||||
QString decoded_instr(
|
||||
QString( "%1" ).arg( profile ? profile->name : QString( "UNK(%1)" ).arg( vinstr.opcode, 0, 16 ) ) );
|
||||
|
||||
if ( vinstr.operand.has_imm ) // if there is a second operand (imm) put its value...
|
||||
decoded_instr.append( QString( " %1" ).arg( vinstr.operand.imm.u, 0, 16 ) );
|
||||
|
||||
virt_instr_entry->setText( 2, decoded_instr );
|
||||
|
||||
// add comments to the virtual instruction... (colume 4)...
|
||||
if ( vinstr.mnemonic_t == vm::handler::LREGQ || vinstr.mnemonic_t == vm::handler::SREGQ )
|
||||
virt_instr_entry->setText(
|
||||
3, QString( "; vreg%1" ).arg( vinstr.operand.imm.u ? ( vinstr.operand.imm.u / 8 ) : 0u ) );
|
||||
|
||||
if ( vinstr.mnemonic_t == vm::handler::JMP )
|
||||
{
|
||||
switch ( code_blk->jcc.type )
|
||||
{
|
||||
case vm::instrs::jcc_type::branching:
|
||||
{
|
||||
virt_instr_entry->setText( 3, QString( "; { 0x%1, 0x%2 }" )
|
||||
.arg( code_blk->jcc.block_addr[ 0 ], 0, 16 )
|
||||
.arg( code_blk->jcc.block_addr[ 1 ], 0, 16 ) );
|
||||
|
||||
auto entry_rva = g_vm_ctx->vm_handlers[ vinstr.opcode ].address - module_base;
|
||||
auto branch_entry1 = new QTreeWidgetItem(), branch_entry2 = new QTreeWidgetItem();
|
||||
const auto block1_addr = code_blk->jcc.block_addr[ 0 ];
|
||||
const auto block2_addr = code_blk->jcc.block_addr[ 1 ];
|
||||
|
||||
branch_entry1->setText( 0, QString( "0x%1" ).arg( block1_addr, 0, 16 ) );
|
||||
branch_entry1->setText( 3, QString( "; blk_0x%1" ).arg( block1_addr, 0, 16 ) );
|
||||
|
||||
branch_entry2->setText( 0, QString( "0x%1" ).arg( block2_addr, 0, 16 ) );
|
||||
branch_entry2->setText( 3, QString( "; blk_0x%1" ).arg( block2_addr, 0, 16 ) );
|
||||
|
||||
if ( g_vm_ctx )
|
||||
delete g_vm_ctx;
|
||||
|
||||
if ( !( g_vm_ctx = new vm::ctx_t( module_base, img_base, img_size, entry_rva ) )->init() )
|
||||
{
|
||||
dbg_print( QString( "> failed to init vm::ctx_t for jmp at = %1..." )
|
||||
.arg( QString::number( code_blk->vip_begin, 16 ) ) );
|
||||
return;
|
||||
}
|
||||
|
||||
update_virtual_instructions( rtn_addr, code_blk->jcc.block_addr[ 0 ], branch_entry1 );
|
||||
|
||||
if ( g_vm_ctx )
|
||||
delete g_vm_ctx;
|
||||
|
||||
if ( !( g_vm_ctx = new vm::ctx_t( module_base, img_base, img_size, entry_rva ) )->init() )
|
||||
{
|
||||
dbg_print( QString( "> failed to init vm::ctx_t for jmp at = %1..." )
|
||||
.arg( QString::number( code_blk->vip_begin, 16 ) ) );
|
||||
return;
|
||||
}
|
||||
|
||||
update_virtual_instructions( rtn_addr, code_blk->jcc.block_addr[ 1 ], branch_entry2 );
|
||||
virt_instr_entry->addChildren( { branch_entry1, branch_entry2 } );
|
||||
break;
|
||||
}
|
||||
case vm::instrs::jcc_type::absolute:
|
||||
{
|
||||
auto entry_rva = g_vm_ctx->vm_handlers[ vinstr.opcode ].address - module_base;
|
||||
virt_instr_entry->setText( 3, QString( "; { 0x%1 }" ).arg( code_blk->jcc.block_addr[ 0 ], 0, 16 ) );
|
||||
|
||||
if ( g_vm_ctx )
|
||||
delete g_vm_ctx;
|
||||
|
||||
if ( !( g_vm_ctx = new vm::ctx_t( module_base, img_base, img_size, entry_rva ) )->init() )
|
||||
{
|
||||
dbg_print( QString( "> failed to init vm::ctx_t for jmp at = %1..." )
|
||||
.arg( QString::number( code_blk->vip_begin, 16 ) ) );
|
||||
return;
|
||||
}
|
||||
|
||||
auto branch_entry1 = new QTreeWidgetItem();
|
||||
branch_entry1->setText( 0, QString( "0x%1" ).arg( code_blk->jcc.block_addr[ 0 ], 0, 16 ) );
|
||||
branch_entry1->setText( 3, QString( "; blk_0x%1" ).arg( code_blk->jcc.block_addr[ 0 ], 0, 16 ) );
|
||||
update_virtual_instructions( rtn_addr, code_blk->jcc.block_addr[ 0 ], branch_entry1 );
|
||||
virt_instr_entry->addChild( branch_entry1 );
|
||||
break;
|
||||
}
|
||||
case vm::instrs::jcc_type::switch_case:
|
||||
{
|
||||
auto entry_rva = g_vm_ctx->vm_handlers[ vinstr.opcode ].address - module_base;
|
||||
|
||||
if ( g_vm_ctx )
|
||||
delete g_vm_ctx;
|
||||
|
||||
if ( !( g_vm_ctx = new vm::ctx_t( module_base, img_base, img_size, entry_rva ) )->init() )
|
||||
{
|
||||
dbg_print( QString( "> failed to init vm::ctx_t for jmp at = %1..." )
|
||||
.arg( QString::number( code_blk->vip_begin, 16 ) ) );
|
||||
return;
|
||||
}
|
||||
|
||||
for ( auto branch_addr : code_blk->jcc.block_addr )
|
||||
{
|
||||
virt_instr_entry->setText( 3, QString( "; switch case" ) );
|
||||
|
||||
auto branch_entry = new QTreeWidgetItem();
|
||||
branch_entry->setText( 0, QString( "0x%1" ).arg( branch_addr, 0, 16 ) );
|
||||
|
||||
update_virtual_instructions( rtn_addr, branch_addr, branch_entry );
|
||||
virt_instr_entry->addChild( branch_entry );
|
||||
}
|
||||
break;
|
||||
}
|
||||
default:
|
||||
break;
|
||||
}
|
||||
virt_instr_entry->setText(1, operand_bytes);
|
||||
|
||||
// virtual instruction string, includes imm... (colume 3)...
|
||||
QString decoded_instr(QString("%1").arg(
|
||||
profile ? profile->name
|
||||
: QString("UNK(%1)").arg(vinstr.opcode, 0, 16)));
|
||||
|
||||
if (vinstr.operand
|
||||
.has_imm) // if there is a second operand (imm) put its value...
|
||||
decoded_instr.append(QString(" %1").arg(vinstr.operand.imm.u, 0, 16));
|
||||
|
||||
virt_instr_entry->setText(2, decoded_instr);
|
||||
|
||||
// add comments to the virtual instruction... (colume 4)...
|
||||
if (vinstr.mnemonic_t == vm::handler::LREGQ ||
|
||||
vinstr.mnemonic_t == vm::handler::SREGQ)
|
||||
virt_instr_entry->setText(
|
||||
3, QString("; vreg%1")
|
||||
.arg(vinstr.operand.imm.u ? (vinstr.operand.imm.u / 8) : 0u));
|
||||
|
||||
if (vinstr.mnemonic_t == vm::handler::JMP) {
|
||||
switch (code_blk->jcc.type) {
|
||||
case vm::instrs::jcc_type::branching: {
|
||||
virt_instr_entry->setText(
|
||||
3, QString("; { 0x%1, 0x%2 }")
|
||||
.arg(code_blk->jcc.block_addr[0], 0, 16)
|
||||
.arg(code_blk->jcc.block_addr[1], 0, 16));
|
||||
|
||||
auto entry_rva =
|
||||
g_vm_ctx->vm_handlers[vinstr.opcode].address - module_base;
|
||||
auto branch_entry1 = new QTreeWidgetItem(),
|
||||
branch_entry2 = new QTreeWidgetItem();
|
||||
const auto block1_addr = code_blk->jcc.block_addr[0];
|
||||
const auto block2_addr = code_blk->jcc.block_addr[1];
|
||||
|
||||
branch_entry1->setText(0, QString("0x%1").arg(block1_addr, 0, 16));
|
||||
branch_entry1->setText(3,
|
||||
QString("; blk_0x%1").arg(block1_addr, 0, 16));
|
||||
|
||||
branch_entry2->setText(0, QString("0x%1").arg(block2_addr, 0, 16));
|
||||
branch_entry2->setText(3,
|
||||
QString("; blk_0x%1").arg(block2_addr, 0, 16));
|
||||
|
||||
if (g_vm_ctx) delete g_vm_ctx;
|
||||
|
||||
if (!(g_vm_ctx =
|
||||
new vm::ctx_t(module_base, img_base, img_size, entry_rva))
|
||||
->init()) {
|
||||
dbg_print(QString("> failed to init vm::ctx_t for jmp at = %1...")
|
||||
.arg(QString::number(code_blk->vip_begin, 16)));
|
||||
return;
|
||||
}
|
||||
|
||||
update_virtual_instructions(rtn_addr, code_blk->jcc.block_addr[0],
|
||||
branch_entry1);
|
||||
|
||||
if (g_vm_ctx) delete g_vm_ctx;
|
||||
|
||||
if (!(g_vm_ctx =
|
||||
new vm::ctx_t(module_base, img_base, img_size, entry_rva))
|
||||
->init()) {
|
||||
dbg_print(QString("> failed to init vm::ctx_t for jmp at = %1...")
|
||||
.arg(QString::number(code_blk->vip_begin, 16)));
|
||||
return;
|
||||
}
|
||||
|
||||
update_virtual_instructions(rtn_addr, code_blk->jcc.block_addr[1],
|
||||
branch_entry2);
|
||||
virt_instr_entry->addChildren({branch_entry1, branch_entry2});
|
||||
break;
|
||||
}
|
||||
|
||||
QVariant var;
|
||||
var.setValue( vinstr );
|
||||
virt_instr_entry->setData( 3, Qt::UserRole, var );
|
||||
parent ? parent->addChild( virt_instr_entry ) : ui.virt_instrs->addTopLevelItem( virt_instr_entry );
|
||||
case vm::instrs::jcc_type::absolute: {
|
||||
auto entry_rva =
|
||||
g_vm_ctx->vm_handlers[vinstr.opcode].address - module_base;
|
||||
virt_instr_entry->setText(
|
||||
3, QString("; { 0x%1 }").arg(code_blk->jcc.block_addr[0], 0, 16));
|
||||
|
||||
if (g_vm_ctx) delete g_vm_ctx;
|
||||
|
||||
if (!(g_vm_ctx =
|
||||
new vm::ctx_t(module_base, img_base, img_size, entry_rva))
|
||||
->init()) {
|
||||
dbg_print(QString("> failed to init vm::ctx_t for jmp at = %1...")
|
||||
.arg(QString::number(code_blk->vip_begin, 16)));
|
||||
return;
|
||||
}
|
||||
|
||||
auto branch_entry1 = new QTreeWidgetItem();
|
||||
branch_entry1->setText(
|
||||
0, QString("0x%1").arg(code_blk->jcc.block_addr[0], 0, 16));
|
||||
branch_entry1->setText(
|
||||
3, QString("; blk_0x%1").arg(code_blk->jcc.block_addr[0], 0, 16));
|
||||
update_virtual_instructions(rtn_addr, code_blk->jcc.block_addr[0],
|
||||
branch_entry1);
|
||||
virt_instr_entry->addChild(branch_entry1);
|
||||
break;
|
||||
}
|
||||
case vm::instrs::jcc_type::switch_case: {
|
||||
auto entry_rva =
|
||||
g_vm_ctx->vm_handlers[vinstr.opcode].address - module_base;
|
||||
|
||||
if (g_vm_ctx) delete g_vm_ctx;
|
||||
|
||||
if (!(g_vm_ctx =
|
||||
new vm::ctx_t(module_base, img_base, img_size, entry_rva))
|
||||
->init()) {
|
||||
dbg_print(QString("> failed to init vm::ctx_t for jmp at = %1...")
|
||||
.arg(QString::number(code_blk->vip_begin, 16)));
|
||||
return;
|
||||
}
|
||||
|
||||
for (auto branch_addr : code_blk->jcc.block_addr) {
|
||||
virt_instr_entry->setText(3, QString("; switch case"));
|
||||
|
||||
auto branch_entry = new QTreeWidgetItem();
|
||||
branch_entry->setText(0, QString("0x%1").arg(branch_addr, 0, 16));
|
||||
|
||||
update_virtual_instructions(rtn_addr, branch_addr, branch_entry);
|
||||
virt_instr_entry->addChild(branch_entry);
|
||||
}
|
||||
break;
|
||||
}
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
QVariant var;
|
||||
var.setValue(vinstr);
|
||||
virt_instr_entry->setData(3, Qt::UserRole, var);
|
||||
parent ? parent->addChild(virt_instr_entry)
|
||||
: ui.virt_instrs->addTopLevelItem(virt_instr_entry);
|
||||
}
|
||||
}
|
||||
|
@ -1,56 +1,265 @@
|
||||
#pragma once
|
||||
#include <QtWidgets/QFileDialog>
|
||||
#include <QtWidgets/QInputDialog.h>
|
||||
#include <QtWidgets/QMainWindow>
|
||||
#include <QtWidgets/QMessageBox.h>
|
||||
#include <qpushbutton.h>
|
||||
#include <qtreewidget.h>
|
||||
|
||||
#include <Windows.h>
|
||||
#include <QtWidgets/QtWidgets>
|
||||
#include <filesystem>
|
||||
#include <fstream>
|
||||
#include <vmprofiler.hpp>
|
||||
|
||||
#include "ui_qvminspector.h"
|
||||
#include <ia32.hpp>
|
||||
#include <vmprofiler.hpp>
|
||||
|
||||
#define ABS_TO_IMG( addr, mod_base, img_base ) ( addr - mod_base ) + img_base
|
||||
Q_DECLARE_METATYPE( vm::instrs::virt_instr_t )
|
||||
/**
|
||||
* The 64-bit RFLAGS register contains a group of status flags, a control flag,
|
||||
* and a group of system flags in 64-bit mode. The upper 32 bits of RFLAGS
|
||||
* register is reserved. The lower 32 bits of RFLAGS is the same as EFLAGS.
|
||||
*
|
||||
* @see EFLAGS
|
||||
* @see Vol1[3.4.3.4(RFLAGS Register in 64-Bit Mode)] (reference)
|
||||
*/
|
||||
typedef union {
|
||||
struct {
|
||||
/**
|
||||
* @brief Carry flag
|
||||
*
|
||||
* [Bit 0] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t carry_flag : 1;
|
||||
#define RFLAGS_CARRY_FLAG_BIT 0
|
||||
#define RFLAGS_CARRY_FLAG_FLAG 0x01
|
||||
#define RFLAGS_CARRY_FLAG_MASK 0x01
|
||||
#define RFLAGS_CARRY_FLAG(_) (((_) >> 0) & 0x01)
|
||||
|
||||
/**
|
||||
* [Bit 1] Reserved - always 1
|
||||
*/
|
||||
uint64_t read_as_1 : 1;
|
||||
#define RFLAGS_READ_AS_1_BIT 1
|
||||
#define RFLAGS_READ_AS_1_FLAG 0x02
|
||||
#define RFLAGS_READ_AS_1_MASK 0x01
|
||||
#define RFLAGS_READ_AS_1(_) (((_) >> 1) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Parity flag
|
||||
*
|
||||
* [Bit 2] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t parity_flag : 1;
|
||||
#define RFLAGS_PARITY_FLAG_BIT 2
|
||||
#define RFLAGS_PARITY_FLAG_FLAG 0x04
|
||||
#define RFLAGS_PARITY_FLAG_MASK 0x01
|
||||
#define RFLAGS_PARITY_FLAG(_) (((_) >> 2) & 0x01)
|
||||
uint64_t reserved1 : 1;
|
||||
|
||||
/**
|
||||
* @brief Auxiliary Carry flag
|
||||
*
|
||||
* [Bit 4] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t auxiliary_carry_flag : 1;
|
||||
#define RFLAGS_AUXILIARY_CARRY_FLAG_BIT 4
|
||||
#define RFLAGS_AUXILIARY_CARRY_FLAG_FLAG 0x10
|
||||
#define RFLAGS_AUXILIARY_CARRY_FLAG_MASK 0x01
|
||||
#define RFLAGS_AUXILIARY_CARRY_FLAG(_) (((_) >> 4) & 0x01)
|
||||
uint64_t reserved2 : 1;
|
||||
|
||||
/**
|
||||
* @brief Zero flag
|
||||
*
|
||||
* [Bit 6] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t zero_flag : 1;
|
||||
#define RFLAGS_ZERO_FLAG_BIT 6
|
||||
#define RFLAGS_ZERO_FLAG_FLAG 0x40
|
||||
#define RFLAGS_ZERO_FLAG_MASK 0x01
|
||||
#define RFLAGS_ZERO_FLAG(_) (((_) >> 6) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Sign flag
|
||||
*
|
||||
* [Bit 7] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t sign_flag : 1;
|
||||
#define RFLAGS_SIGN_FLAG_BIT 7
|
||||
#define RFLAGS_SIGN_FLAG_FLAG 0x80
|
||||
#define RFLAGS_SIGN_FLAG_MASK 0x01
|
||||
#define RFLAGS_SIGN_FLAG(_) (((_) >> 7) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Trap flag
|
||||
*
|
||||
* [Bit 8] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t trap_flag : 1;
|
||||
#define RFLAGS_TRAP_FLAG_BIT 8
|
||||
#define RFLAGS_TRAP_FLAG_FLAG 0x100
|
||||
#define RFLAGS_TRAP_FLAG_MASK 0x01
|
||||
#define RFLAGS_TRAP_FLAG(_) (((_) >> 8) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Interrupt enable flag
|
||||
*
|
||||
* [Bit 9] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t interrupt_enable_flag : 1;
|
||||
#define RFLAGS_INTERRUPT_ENABLE_FLAG_BIT 9
|
||||
#define RFLAGS_INTERRUPT_ENABLE_FLAG_FLAG 0x200
|
||||
#define RFLAGS_INTERRUPT_ENABLE_FLAG_MASK 0x01
|
||||
#define RFLAGS_INTERRUPT_ENABLE_FLAG(_) (((_) >> 9) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Direction flag
|
||||
*
|
||||
* [Bit 10] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t direction_flag : 1;
|
||||
#define RFLAGS_DIRECTION_FLAG_BIT 10
|
||||
#define RFLAGS_DIRECTION_FLAG_FLAG 0x400
|
||||
#define RFLAGS_DIRECTION_FLAG_MASK 0x01
|
||||
#define RFLAGS_DIRECTION_FLAG(_) (((_) >> 10) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Overflow flag
|
||||
*
|
||||
* [Bit 11] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t overflow_flag : 1;
|
||||
#define RFLAGS_OVERFLOW_FLAG_BIT 11
|
||||
#define RFLAGS_OVERFLOW_FLAG_FLAG 0x800
|
||||
#define RFLAGS_OVERFLOW_FLAG_MASK 0x01
|
||||
#define RFLAGS_OVERFLOW_FLAG(_) (((_) >> 11) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief I/O privilege level field
|
||||
*
|
||||
* [Bits 13:12] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t io_privilege_level : 2;
|
||||
#define RFLAGS_IO_PRIVILEGE_LEVEL_BIT 12
|
||||
#define RFLAGS_IO_PRIVILEGE_LEVEL_FLAG 0x3000
|
||||
#define RFLAGS_IO_PRIVILEGE_LEVEL_MASK 0x03
|
||||
#define RFLAGS_IO_PRIVILEGE_LEVEL(_) (((_) >> 12) & 0x03)
|
||||
|
||||
/**
|
||||
* @brief Nested task flag
|
||||
*
|
||||
* [Bit 14] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t nested_task_flag : 1;
|
||||
#define RFLAGS_NESTED_TASK_FLAG_BIT 14
|
||||
#define RFLAGS_NESTED_TASK_FLAG_FLAG 0x4000
|
||||
#define RFLAGS_NESTED_TASK_FLAG_MASK 0x01
|
||||
#define RFLAGS_NESTED_TASK_FLAG(_) (((_) >> 14) & 0x01)
|
||||
uint64_t reserved3 : 1;
|
||||
|
||||
struct rtn_data_t
|
||||
{
|
||||
std::uint32_t rtn_rva;
|
||||
std::vector< vm::instrs::code_block_t > rtn_blks;
|
||||
/**
|
||||
* @brief Resume flag
|
||||
*
|
||||
* [Bit 16] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t resume_flag : 1;
|
||||
#define RFLAGS_RESUME_FLAG_BIT 16
|
||||
#define RFLAGS_RESUME_FLAG_FLAG 0x10000
|
||||
#define RFLAGS_RESUME_FLAG_MASK 0x01
|
||||
#define RFLAGS_RESUME_FLAG(_) (((_) >> 16) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Virtual-8086 mode flag
|
||||
*
|
||||
* [Bit 17] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t virtual_8086_mode_flag : 1;
|
||||
#define RFLAGS_VIRTUAL_8086_MODE_FLAG_BIT 17
|
||||
#define RFLAGS_VIRTUAL_8086_MODE_FLAG_FLAG 0x20000
|
||||
#define RFLAGS_VIRTUAL_8086_MODE_FLAG_MASK 0x01
|
||||
#define RFLAGS_VIRTUAL_8086_MODE_FLAG(_) (((_) >> 17) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Alignment check (or access control) flag
|
||||
*
|
||||
* [Bit 18] See the description in EFLAGS.
|
||||
*
|
||||
* @see Vol3A[4.6(ACCESS RIGHTS)]
|
||||
*/
|
||||
uint64_t alignment_check_flag : 1;
|
||||
#define RFLAGS_ALIGNMENT_CHECK_FLAG_BIT 18
|
||||
#define RFLAGS_ALIGNMENT_CHECK_FLAG_FLAG 0x40000
|
||||
#define RFLAGS_ALIGNMENT_CHECK_FLAG_MASK 0x01
|
||||
#define RFLAGS_ALIGNMENT_CHECK_FLAG(_) (((_) >> 18) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Virtual interrupt flag
|
||||
*
|
||||
* [Bit 19] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t virtual_interrupt_flag : 1;
|
||||
#define RFLAGS_VIRTUAL_INTERRUPT_FLAG_BIT 19
|
||||
#define RFLAGS_VIRTUAL_INTERRUPT_FLAG_FLAG 0x80000
|
||||
#define RFLAGS_VIRTUAL_INTERRUPT_FLAG_MASK 0x01
|
||||
#define RFLAGS_VIRTUAL_INTERRUPT_FLAG(_) (((_) >> 19) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Virtual interrupt pending flag
|
||||
*
|
||||
* [Bit 20] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t virtual_interrupt_pending_flag : 1;
|
||||
#define RFLAGS_VIRTUAL_INTERRUPT_PENDING_FLAG_BIT 20
|
||||
#define RFLAGS_VIRTUAL_INTERRUPT_PENDING_FLAG_FLAG 0x100000
|
||||
#define RFLAGS_VIRTUAL_INTERRUPT_PENDING_FLAG_MASK 0x01
|
||||
#define RFLAGS_VIRTUAL_INTERRUPT_PENDING_FLAG(_) (((_) >> 20) & 0x01)
|
||||
|
||||
/**
|
||||
* @brief Identification flag
|
||||
*
|
||||
* [Bit 21] See the description in EFLAGS.
|
||||
*/
|
||||
uint64_t identification_flag : 1;
|
||||
#define RFLAGS_IDENTIFICATION_FLAG_BIT 21
|
||||
#define RFLAGS_IDENTIFICATION_FLAG_FLAG 0x200000
|
||||
#define RFLAGS_IDENTIFICATION_FLAG_MASK 0x01
|
||||
#define RFLAGS_IDENTIFICATION_FLAG(_) (((_) >> 21) & 0x01)
|
||||
uint64_t reserved4 : 42;
|
||||
};
|
||||
|
||||
uint64_t flags;
|
||||
} rflags;
|
||||
|
||||
#define ABS_TO_IMG(addr, mod_base, img_base) (addr - mod_base) + img_base
|
||||
Q_DECLARE_METATYPE(vm::instrs::virt_instr_t)
|
||||
|
||||
struct rtn_data_t {
|
||||
std::uint32_t rtn_rva;
|
||||
std::vector<vm::instrs::code_block_t> rtn_blks;
|
||||
};
|
||||
|
||||
class qvm_inspector : public QMainWindow
|
||||
{
|
||||
friend class qvm_virtual_instructions;
|
||||
friend class qvm_handlers;
|
||||
friend class qvm_virtual_routines;
|
||||
Q_OBJECT
|
||||
public:
|
||||
qvm_inspector( QWidget *parent = Q_NULLPTR );
|
||||
|
||||
private slots:
|
||||
void on_open();
|
||||
void on_close();
|
||||
|
||||
private:
|
||||
void dbg_print( QString DbgOutput );
|
||||
void dbg_msg( QString DbgOutput );
|
||||
void update_ui();
|
||||
bool serialize_vmp2( std::vector< rtn_data_t > &virt_rtns );
|
||||
void update_virtual_instructions( std::uintptr_t rtn_addr, std::uintptr_t blk_addr = 0ull,
|
||||
QTreeWidgetItem *parent = nullptr );
|
||||
bool init_data();
|
||||
|
||||
Ui::QVMProfilerClass ui;
|
||||
std::uint64_t img_base, module_base, img_size;
|
||||
vm::ctx_t *g_vm_ctx;
|
||||
|
||||
vmp2::v4::file_header *file_header;
|
||||
std::vector< rtn_data_t > virt_rtns;
|
||||
std::vector< std::uintptr_t > code_block_addrs;
|
||||
class qvm_inspector : public QMainWindow {
|
||||
friend class qvm_virtual_instructions;
|
||||
friend class qvm_handlers;
|
||||
friend class qvm_virtual_routines;
|
||||
Q_OBJECT
|
||||
public:
|
||||
qvm_inspector(QWidget *parent = Q_NULLPTR);
|
||||
|
||||
private slots:
|
||||
void on_open();
|
||||
void on_close();
|
||||
|
||||
private:
|
||||
void dbg_print(QString DbgOutput);
|
||||
void dbg_msg(QString DbgOutput);
|
||||
void update_ui();
|
||||
bool serialize_vmp2(std::vector<rtn_data_t> &virt_rtns);
|
||||
void update_virtual_instructions(std::uintptr_t rtn_addr,
|
||||
std::uintptr_t blk_addr = 0ull,
|
||||
QTreeWidgetItem *parent = nullptr);
|
||||
bool init_data();
|
||||
|
||||
Ui::QVMProfilerClass ui;
|
||||
std::uint64_t img_base, module_base, img_size;
|
||||
vm::ctx_t *g_vm_ctx;
|
||||
|
||||
vmp2::v4::file_header *file_header;
|
||||
std::vector<rtn_data_t> virt_rtns;
|
||||
std::vector<std::uintptr_t> code_block_addrs;
|
||||
};
|
Loading…
Reference in new issue